ios/README: add a comprehensive Features section (P0 pocket cockpit, P1 walk-away
complete, iPad adaptive split, design system, verification status); note min iOS
17, both-idiom test commands, P1 server touch-points.
root README: add a Clients section covering the iOS/iPad app, desktop Electron
shell, and the pre-production relay stack (with Tailscale as the remote-access
path today).
- No hardcoded secrets; Origin+path+maxPayload checks verified wired in server.ts
- No eval/exec; input is verbatim to PTY by design (byte-shuttle)
- npm run build -> dist/server.js verified
